Commit f1e79e20 authored Mar 19, 2013 by Masatake YAMATO Committed by David S. Miller Mar 20, 2013

genetlink: trigger BUG_ON if a group name is too long



Trigger BUG_ON if a group name is longer than GENL_NAMSIZ.

Signed-off-by: Masatake YAMATO <yamato@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 90b2621f

net/netlink/genetlink.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -142,6 +142,7 @@ int genl_register_mc_group(struct genl_family *family,
		int err = 0;

		BUG_ON(grp->name[0] == '\0');
		BUG_ON(memchr(grp->name, '\0', GENL_NAMSIZ) == NULL);

		genl_lock();